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agency

agency /ˈeɪʤənsi/ noun
plural agencies
agency
/ˈeɪʤənsi/
noun
plural agencies
Britannica Dictionary definition of AGENCY
[count]
: a business that provides a particular service
: a government department that is responsible for a particular activity, area, etc.

through the agency of

formal
: by using the help or services of (something or someone)